-97.86% is the change from 935 to 20
Calculation steps:
[( 20 - 935 ) ÷ 935] x 100 = -97.86%
Formula
Percentage change = [(20 - 935) / 935] x 100
Subtract the new number by the original number
20 - 935 = -915
-915 ÷ 935 = -0.9786096256684492
-0.9786096256684492 x 100 = -97.86%